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ArticleCase reports in neurological medicine2014

Valproate Treatment in an ALS Patient Carrying a c.194G>A Spastin Mutation and SMN2 Homozygous Deletion.

Lucio Tremolizzo, Gessica Sala, Elisa Conti, Virginia Rodriguez-Menendez, Antonella Fogli, Angela Michelucci, Paolo Simi, Silvana Penco, Christian Lunetta, Massimo Corbo and 1 more

Open access · goldAbstract read
In one paragraph

Article in Case reports in neurological medicine, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.3field-weighted citation impact, top 37% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed, 4 citations in OpenAlex.

  1. Multiple roles for the cytoskeleton in ALS.Experimental neurology · 2022
    Review
  2. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 3 institutions in 1 country.

Lucio TremolizzoSection of Neurology, Ospedale San Gerardo and DCMT, Milan Center for Neuroscience (NeuroMI), University of Milano-Bicocca, Via Pergolesi 33, 20900 Monza, Italy.ORCID 0000-0003-0473-6560
Gessica SalaSection of Neurology, Ospedale San Gerardo and DCMT, Milan Center for Neuroscience (NeuroMI), University of Milano-Bicocca, Via Pergolesi 33, 20900 Monza, Italy.ORCID 0000-0003-3573-7523
Elisa ContiSection of Neurology, Ospedale San Gerardo and DCMT, Milan Center for Neuroscience (NeuroMI), University of Milano-Bicocca, Via Pergolesi 33, 20900 Monza, Italy.ORCID 0000-0002-8308-9084
Virginia Rodriguez-MenendezSection of Neurology, Ospedale San Gerardo and DCMT, Milan Center for Neuroscience (NeuroMI), University of Milano-Bicocca, Via Pergolesi 33, 20900 Monza, Italy.
Antonella FogliMedical Genetics, A.O.U. Pisana, Ospedale Santa Chiara, Pisa, Italy.
Angela MichelucciMedical Genetics, A.O.U. Pisana, Ospedale Santa Chiara, Pisa, Italy.ORCID 0000-0003-0173-325X
Paolo SimiMedical Genetics, A.O.U. Pisana, Ospedale Santa Chiara, Pisa, Italy.
Silvana PencoMedical Genetics, Department of Laboratory Medicine, Fondazione Serena, Ospedale Niguarda Ca' Granda, Milano, Italy.
Christian LunettaNEuroMuscular Omnicentre (NEMO), Fondazione Serena, Ospedale Niguarda Ca' Granda, Milano, Italy.ORCID 0000-0002-4788-1875
Massimo CorboNEuroMuscular Omnicentre (NEMO), Fondazione Serena, Ospedale Niguarda Ca' Granda, Milano, Italy ; Department of Neurorehabilitation Sciences, Casa Cura Policlinico, Milano, Italy.
Carlo FerrareseSection of Neurology, Ospedale San Gerardo and DCMT, Milan Center for Neuroscience (NeuroMI), University of Milano-Bicocca, Via Pergolesi 33, 20900 Monza, Italy.ORCID 0000-0002-7499-6600
University of Milano-Bicocca · ITAzienda Socio Sanitaria Territoriale Grande Ospedale Metropolitano Niguarda · ITOspedale Santa Chiara · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Here we report the case of an ALS patient found to carry both a novel heterozygous change (c.194G>A) within the spastin gene and a homozygous deletion of the SMN2 gene. The patient was started on valproic acid (VPA, 600 mg/die per os) considering the capacity of this drug of increasing survival motor neuron through an epigenetic mechanism. Patient clinical course and molecular effects of VPA on skin fibroblasts obtained from the proband are described. This c.194G>A spastin mutation might expand the previously known borders of type 4 spastic paraplegia (SPG4) and we suggest the intriguing possibility that the absence of SMN2 might have acted as a contributory risk factor for starting lower motor neuron damage. Exploring the relationship genocopy-phenocopy in selected ALS patients might represent an interesting strategy for understanding its clinical variability.

Identifiers

PMID25143843
PMCPMC4124810
OpenAlexW2134568585

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.